English Lexicon

Geochronology

/ˌdʒiːəˌkrɒnəˈlɒdʒi/
nounCEFR C1 (Advanced)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The science of determining the age of rocks, fossils, and sediments through the analysis of physical, chemical, and biological processes.

    "Geochronology allows scientists to understand the timing of geological events in Earth's history."
  2. 2

    A branch of geology that deals with the age of the Earth and its geological features.

    "Recent advancements in geochronology have provided new insights into the formation of mountain ranges."

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Linguistic Origin & Historical Etymology

The term 'geochronology' is derived from the Greek roots 'geo-' meaning 'earth' and 'chronos' meaning 'time'. It emerged in the early 20th century as a scientific discipline focused on dating the Earth's history through geological time scales.

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